What was found
3EA CRACKS (MAX70MM) WERE FOUND AT LH WING FLAP OF CENTER RIB12 AFT AREA OF TOP SURFACE RIB FLANGE. ACCOMPLISHED THE FLANGES REPAIR AT RIB12 UPPER FLANGE S-2.7~REAR SPAR, THE REPAIR CLASSIFIED AS CAT.A MAJOR PER GMM 6-2-100 I.A.W FEDEX EA NO:T6-5750-T0378801 P1, SEQ NO:1119, TITLE: WINGS-FLIGHT SURFACES-LH CENTER FLAP-CRACKS IN UPPER FLANGES OF RIBS 11,12,13,20,25 AND 26, WITH OVERSIZED HOLE ON UPPER SKIN AT RIB 11-